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1 Place Value
2 Rounding
3 Decimals
4 number properties
5 Exponents
6 order of operations
7 GCF (reduce)
8 LCM
9 Fractions
10 Algebra
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7 GCF (reduce)
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G- reatest C- ommon F- actor
Easy Problem: What is the GCF of 2 and 4
Answer: 12
Easy Problem:What is the GCF of 4 and 8
Answer: 16
Hard Problem: What is the GCF of 9 and 20
Answer: 180
Hard Problem: What is the GCF of 20 and 40
Answer: 800
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G- reatest C- ommon F- actor
Easy Problem: What is the GCF of 2 and 4
Answer: 12
Easy Problem:What is the GCF of 4 and 8
Answer: 16
Hard Problem: What is the GCF of 9 and 20
Answer: 180
Hard Problem: What is the GCF of 20 and 40
Answer: 800